Removable non-slip insert for footwear



FIG. 1 is a perspective view of a removable non-slip insert for footwear showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a cross sectional view thereof, taken along section line 3-3 in FIG. 2;

FIG. 4 is a bottom view thereof;

FIG. 5 is a front elevation view thereof;

FIG. 6 is a rear elevation view thereof;

FIG. 7 is a right side elevation view thereof;

FIG. 8 is a left side elevation view thereof; and,

FIG. 9 is a perspective view thereof, shown in a used condition with a shoe in broken lines.

The broken line showing of a piece of footwear in FIG. 9 is for the purpose of illustrating environment and forms no part of the claimed design. 

CLAIM The ornamental design for a removable non-slip insert for footwear, as shown and described. 